Finding the Fourth Proportional to 793,956.21, 1,095,664.07 and 431,383.01
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Solution
The fourth proportional to 793,956.21, 1,095,664.07 and 431,383.01 is: 595,310.99
Step by Step Solution
- Step 1: Write the proportion equation
793,956.21 : 1,095,664.07 = 431,383.01 : x - Step 2: Convert to fraction form
793,956.21/1,095,664.07 = 431,383.01/x - Step 3: Cross multiply
793,956.21x = 1,095,664.07 × 431,383.01 - Step 4: Simplify right side
793,956.21x = 472,650,856,830.22 - Step 5: Solve for x
x = 472,650,856,830.22/793,956.21 - Step 6: Final answer
x = 595,310.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.